#include<iostream>
#include <vector>

void economic_decision_simple(std::vector<int> &balances, int id, float spend_ratio) {
    // assert(spend_ratio > 0 && spend_ratio <= 1);
    std::cout << "test" << std::endl;
    int total_bal = balances.at(id);
    int spendable = (random() * spend_ratio) * total_bal; 
    int recipient_id = random() * (balances.size());
    balances.at(id) -= spendable;
    balances.at(recipient_id) += spendable;
}